Region |-----------1959 - 1988 trends----------| Trend N ( 95% CI ) Sign. Rel. Abu. ARI 0.7 18 -1.9 3.4 1.21 CAL 0.8 113 -0.7 2.3 5.22 COL 4.3 14 1.8 6.8 *** 0.47 NM -1.2 20 -3.1 0.8 1.71 SUR 0.7 198 -0.7 2.0 1.95